SystemServer.java revision 541c9949ae9c05636d3e0442aa5080815121a042
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server; 18 19import android.accounts.AccountManagerService; 20import android.app.ActivityManagerNative; 21import android.bluetooth.BluetoothAdapter; 22import android.content.ComponentName; 23import android.content.ContentResolver; 24import android.content.ContentService; 25import android.content.Context; 26import android.content.Intent; 27import android.content.pm.IPackageManager; 28import android.content.res.Configuration; 29import android.media.AudioService; 30import android.os.Looper; 31import android.os.RemoteException; 32import android.os.ServiceManager; 33import android.os.StrictMode; 34import android.os.SystemClock; 35import android.os.SystemProperties; 36import android.provider.Settings; 37import android.server.BluetoothA2dpService; 38import android.server.BluetoothService; 39import android.server.search.SearchManagerService; 40import android.util.DisplayMetrics; 41import android.util.EventLog; 42import android.util.Slog; 43import android.view.WindowManager; 44 45import com.android.internal.app.ShutdownThread; 46import com.android.internal.os.BinderInternal; 47import com.android.internal.os.SamplingProfilerIntegration; 48import com.android.server.accessibility.AccessibilityManagerService; 49import com.android.server.am.ActivityManagerService; 50import com.android.server.net.NetworkPolicyManagerService; 51import com.android.server.net.NetworkStatsService; 52import com.android.server.pm.PackageManagerService; 53import com.android.server.usb.UsbService; 54import com.android.server.wm.WindowManagerService; 55 56import dalvik.system.VMRuntime; 57import dalvik.system.Zygote; 58 59import java.io.File; 60import java.util.Timer; 61import java.util.TimerTask; 62 63class ServerThread extends Thread { 64 private static final String TAG = "SystemServer"; 65 66 ContentResolver mContentResolver; 67 68 @Override 69 public void run() { 70 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_SYSTEM_RUN, 71 SystemClock.uptimeMillis()); 72 73 Looper.prepare(); 74 75 android.os.Process.setThreadPriority( 76 android.os.Process.THREAD_PRIORITY_FOREGROUND); 77 78 BinderInternal.disableBackgroundScheduling(true); 79 android.os.Process.setCanSelfBackground(false); 80 81 // Check whether we failed to shut down last time we tried. 82 { 83 final String shutdownAction = SystemProperties.get( 84 ShutdownThread.SHUTDOWN_ACTION_PROPERTY, ""); 85 if (shutdownAction != null && shutdownAction.length() > 0) { 86 boolean reboot = (shutdownAction.charAt(0) == '1'); 87 88 final String reason; 89 if (shutdownAction.length() > 1) { 90 reason = shutdownAction.substring(1, shutdownAction.length()); 91 } else { 92 reason = null; 93 } 94 95 ShutdownThread.rebootOrShutdown(reboot, reason); 96 } 97 } 98 99 String factoryTestStr = SystemProperties.get("ro.factorytest"); 100 int factoryTest = "".equals(factoryTestStr) ? SystemServer.FACTORY_TEST_OFF 101 : Integer.parseInt(factoryTestStr); 102 103 LightsService lights = null; 104 PowerManagerService power = null; 105 BatteryService battery = null; 106 AlarmManagerService alarm = null; 107 NetworkManagementService networkManagement = null; 108 NetworkStatsService networkStats = null; 109 NetworkPolicyManagerService networkPolicy = null; 110 ConnectivityService connectivity = null; 111 IPackageManager pm = null; 112 Context context = null; 113 WindowManagerService wm = null; 114 BluetoothService bluetooth = null; 115 BluetoothA2dpService bluetoothA2dp = null; 116 WiredAccessoryObserver wiredAccessory = null; 117 DockObserver dock = null; 118 UsbService usb = null; 119 UiModeManagerService uiMode = null; 120 RecognitionManagerService recognition = null; 121 ThrottleService throttle = null; 122 NetworkTimeUpdateService networkTimeUpdater = null; 123 124 // Critical services... 125 try { 126 Slog.i(TAG, "Entropy Service"); 127 ServiceManager.addService("entropy", new EntropyService()); 128 129 Slog.i(TAG, "Power Manager"); 130 power = new PowerManagerService(); 131 ServiceManager.addService(Context.POWER_SERVICE, power); 132 133 Slog.i(TAG, "Activity Manager"); 134 context = ActivityManagerService.main(factoryTest); 135 136 Slog.i(TAG, "Telephony Registry"); 137 ServiceManager.addService("telephony.registry", new TelephonyRegistry(context)); 138 139 AttributeCache.init(context); 140 141 Slog.i(TAG, "Package Manager"); 142 pm = PackageManagerService.main(context, 143 factoryTest != SystemServer.FACTORY_TEST_OFF); 144 145 ActivityManagerService.setSystemProcess(); 146 147 mContentResolver = context.getContentResolver(); 148 149 // The AccountManager must come before the ContentService 150 try { 151 Slog.i(TAG, "Account Manager"); 152 ServiceManager.addService(Context.ACCOUNT_SERVICE, 153 new AccountManagerService(context)); 154 } catch (Throwable e) { 155 Slog.e(TAG, "Failure starting Account Manager", e); 156 } 157 158 Slog.i(TAG, "Content Manager"); 159 ContentService.main(context, 160 factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL); 161 162 Slog.i(TAG, "System Content Providers"); 163 ActivityManagerService.installSystemProviders(); 164 165 Slog.i(TAG, "Lights Service"); 166 lights = new LightsService(context); 167 168 Slog.i(TAG, "Battery Service"); 169 battery = new BatteryService(context, lights); 170 ServiceManager.addService("battery", battery); 171 172 Slog.i(TAG, "Vibrator Service"); 173 ServiceManager.addService("vibrator", new VibratorService(context)); 174 175 // only initialize the power service after we have started the 176 // lights service, content providers and the battery service. 177 power.init(context, lights, ActivityManagerService.getDefault(), battery); 178 179 Slog.i(TAG, "Alarm Manager"); 180 alarm = new AlarmManagerService(context); 181 ServiceManager.addService(Context.ALARM_SERVICE, alarm); 182 183 Slog.i(TAG, "Init Watchdog"); 184 Watchdog.getInstance().init(context, battery, power, alarm, 185 ActivityManagerService.self()); 186 187 Slog.i(TAG, "Window Manager"); 188 wm = WindowManagerService.main(context, power, 189 factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL); 190 ServiceManager.addService(Context.WINDOW_SERVICE, wm); 191 192 ((ActivityManagerService)ServiceManager.getService("activity")) 193 .setWindowManager(wm); 194 195 // Skip Bluetooth if we have an emulator kernel 196 // TODO: Use a more reliable check to see if this product should 197 // support Bluetooth - see bug 988521 198 if (SystemProperties.get("ro.kernel.qemu").equals("1")) { 199 Slog.i(TAG, "No Bluetooh Service (emulator)"); 200 } else if (factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL) { 201 Slog.i(TAG, "No Bluetooth Service (factory test)"); 202 } else { 203 Slog.i(TAG, "Bluetooth Service"); 204 bluetooth = new BluetoothService(context); 205 ServiceManager.addService(BluetoothAdapter.BLUETOOTH_SERVICE, bluetooth); 206 bluetooth.initAfterRegistration(); 207 bluetoothA2dp = new BluetoothA2dpService(context, bluetooth); 208 ServiceManager.addService(BluetoothA2dpService.BLUETOOTH_A2DP_SERVICE, 209 bluetoothA2dp); 210 bluetooth.initAfterA2dpRegistration(); 211 212 int bluetoothOn = Settings.Secure.getInt(mContentResolver, 213 Settings.Secure.BLUETOOTH_ON, 0); 214 if (bluetoothOn > 0) { 215 bluetooth.enable(); 216 } 217 } 218 219 } catch (RuntimeException e) { 220 Slog.e("System", "Failure starting core service", e); 221 } 222 223 DevicePolicyManagerService devicePolicy = null; 224 StatusBarManagerService statusBar = null; 225 InputMethodManagerService imm = null; 226 AppWidgetService appWidget = null; 227 NotificationManagerService notification = null; 228 WallpaperManagerService wallpaper = null; 229 LocationManagerService location = null; 230 CountryDetectorService countryDetector = null; 231 232 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 233 try { 234 Slog.i(TAG, "Device Policy"); 235 devicePolicy = new DevicePolicyManagerService(context); 236 ServiceManager.addService(Context.DEVICE_POLICY_SERVICE, devicePolicy); 237 } catch (Throwable e) { 238 Slog.e(TAG, "Failure starting DevicePolicyService", e); 239 } 240 241 try { 242 Slog.i(TAG, "Status Bar"); 243 statusBar = new StatusBarManagerService(context, wm); 244 ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar); 245 } catch (Throwable e) { 246 Slog.e(TAG, "Failure starting StatusBarManagerService", e); 247 } 248 249 try { 250 Slog.i(TAG, "Clipboard Service"); 251 ServiceManager.addService(Context.CLIPBOARD_SERVICE, 252 new ClipboardService(context)); 253 } catch (Throwable e) { 254 Slog.e(TAG, "Failure starting Clipboard Service", e); 255 } 256 257 try { 258 Slog.i(TAG, "Input Method Service"); 259 imm = new InputMethodManagerService(context, statusBar); 260 ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm); 261 } catch (Throwable e) { 262 Slog.e(TAG, "Failure starting Input Manager Service", e); 263 } 264 265 try { 266 Slog.i(TAG, "NetworkManagement Service"); 267 networkManagement = NetworkManagementService.create(context); 268 ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement); 269 } catch (Throwable e) { 270 Slog.e(TAG, "Failure starting NetworkManagement Service", e); 271 } 272 273 try { 274 Slog.i(TAG, "NetworkStats Service"); 275 networkStats = new NetworkStatsService(context, networkManagement, alarm); 276 ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats); 277 } catch (Throwable e) { 278 Slog.e(TAG, "Failure starting NetworkStats Service", e); 279 } 280 281 try { 282 Slog.i(TAG, "NetworkPolicy Service"); 283 networkPolicy = new NetworkPolicyManagerService( 284 context, ActivityManagerService.self(), power, networkStats); 285 ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy); 286 } catch (Throwable e) { 287 Slog.e(TAG, "Failure starting NetworkPolicy Service", e); 288 } 289 290 try { 291 Slog.i(TAG, "Connectivity Service"); 292 connectivity = new ConnectivityService(context, networkManagement, networkPolicy); 293 ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity); 294 networkStats.bindConnectivityManager(connectivity); 295 networkPolicy.bindConnectivityManager(connectivity); 296 } catch (Throwable e) { 297 Slog.e(TAG, "Failure starting Connectivity Service", e); 298 } 299 300 try { 301 Slog.i(TAG, "Throttle Service"); 302 throttle = new ThrottleService(context); 303 ServiceManager.addService( 304 Context.THROTTLE_SERVICE, throttle); 305 } catch (Throwable e) { 306 Slog.e(TAG, "Failure starting ThrottleService", e); 307 } 308 309 try { 310 Slog.i(TAG, "Accessibility Manager"); 311 ServiceManager.addService(Context.ACCESSIBILITY_SERVICE, 312 new AccessibilityManagerService(context)); 313 } catch (Throwable e) { 314 Slog.e(TAG, "Failure starting Accessibility Manager", e); 315 } 316 317 try { 318 /* 319 * NotificationManagerService is dependant on MountService, 320 * (for media / usb notifications) so we must start MountService first. 321 */ 322 Slog.i(TAG, "Mount Service"); 323 ServiceManager.addService("mount", new MountService(context)); 324 } catch (Throwable e) { 325 Slog.e(TAG, "Failure starting Mount Service", e); 326 } 327 328 try { 329 Slog.i(TAG, "Notification Manager"); 330 notification = new NotificationManagerService(context, statusBar, lights); 331 ServiceManager.addService(Context.NOTIFICATION_SERVICE, notification); 332 } catch (Throwable e) { 333 Slog.e(TAG, "Failure starting Notification Manager", e); 334 } 335 336 try { 337 Slog.i(TAG, "Device Storage Monitor"); 338 ServiceManager.addService(DeviceStorageMonitorService.SERVICE, 339 new DeviceStorageMonitorService(context)); 340 } catch (Throwable e) { 341 Slog.e(TAG, "Failure starting DeviceStorageMonitor service", e); 342 } 343 344 try { 345 Slog.i(TAG, "Location Manager"); 346 location = new LocationManagerService(context); 347 ServiceManager.addService(Context.LOCATION_SERVICE, location); 348 } catch (Throwable e) { 349 Slog.e(TAG, "Failure starting Location Manager", e); 350 } 351 352 try { 353 Slog.i(TAG, "Country Detector"); 354 countryDetector = new CountryDetectorService(context); 355 ServiceManager.addService(Context.COUNTRY_DETECTOR, countryDetector); 356 } catch (Throwable e) { 357 Slog.e(TAG, "Failure starting Country Detector", e); 358 } 359 360 try { 361 Slog.i(TAG, "Search Service"); 362 ServiceManager.addService(Context.SEARCH_SERVICE, 363 new SearchManagerService(context)); 364 } catch (Throwable e) { 365 Slog.e(TAG, "Failure starting Search Service", e); 366 } 367 368 try { 369 Slog.i(TAG, "DropBox Service"); 370 ServiceManager.addService(Context.DROPBOX_SERVICE, 371 new DropBoxManagerService(context, new File("/data/system/dropbox"))); 372 } catch (Throwable e) { 373 Slog.e(TAG, "Failure starting DropBoxManagerService", e); 374 } 375 376 try { 377 Slog.i(TAG, "Wallpaper Service"); 378 wallpaper = new WallpaperManagerService(context); 379 ServiceManager.addService(Context.WALLPAPER_SERVICE, wallpaper); 380 } catch (Throwable e) { 381 Slog.e(TAG, "Failure starting Wallpaper Service", e); 382 } 383 384 try { 385 Slog.i(TAG, "Audio Service"); 386 ServiceManager.addService(Context.AUDIO_SERVICE, new AudioService(context)); 387 } catch (Throwable e) { 388 Slog.e(TAG, "Failure starting Audio Service", e); 389 } 390 391 try { 392 Slog.i(TAG, "Dock Observer"); 393 // Listen for dock station changes 394 dock = new DockObserver(context, power); 395 } catch (Throwable e) { 396 Slog.e(TAG, "Failure starting DockObserver", e); 397 } 398 399 try { 400 Slog.i(TAG, "Wired Accessory Observer"); 401 // Listen for wired headset changes 402 wiredAccessory = new WiredAccessoryObserver(context); 403 } catch (Throwable e) { 404 Slog.e(TAG, "Failure starting WiredAccessoryObserver", e); 405 } 406 407 try { 408 Slog.i(TAG, "USB Observer"); 409 // Listen for USB changes 410 usb = new UsbService(context); 411 ServiceManager.addService(Context.USB_SERVICE, usb); 412 } catch (Throwable e) { 413 Slog.e(TAG, "Failure starting UsbService", e); 414 } 415 416 try { 417 Slog.i(TAG, "UI Mode Manager Service"); 418 // Listen for UI mode changes 419 uiMode = new UiModeManagerService(context); 420 } catch (Throwable e) { 421 Slog.e(TAG, "Failure starting UiModeManagerService", e); 422 } 423 424 try { 425 Slog.i(TAG, "Backup Service"); 426 ServiceManager.addService(Context.BACKUP_SERVICE, 427 new BackupManagerService(context)); 428 } catch (Throwable e) { 429 Slog.e(TAG, "Failure starting Backup Service", e); 430 } 431 432 try { 433 Slog.i(TAG, "AppWidget Service"); 434 appWidget = new AppWidgetService(context); 435 ServiceManager.addService(Context.APPWIDGET_SERVICE, appWidget); 436 } catch (Throwable e) { 437 Slog.e(TAG, "Failure starting AppWidget Service", e); 438 } 439 440 try { 441 Slog.i(TAG, "Recognition Service"); 442 recognition = new RecognitionManagerService(context); 443 } catch (Throwable e) { 444 Slog.e(TAG, "Failure starting Recognition Service", e); 445 } 446 447 try { 448 Slog.i(TAG, "DiskStats Service"); 449 ServiceManager.addService("diskstats", new DiskStatsService(context)); 450 } catch (Throwable e) { 451 Slog.e(TAG, "Failure starting DiskStats Service", e); 452 } 453 454 try { 455 // need to add this service even if SamplingProfilerIntegration.isEnabled() 456 // is false, because it is this service that detects system property change and 457 // turns on SamplingProfilerIntegration. Plus, when sampling profiler doesn't work, 458 // there is little overhead for running this service. 459 Slog.i(TAG, "SamplingProfiler Service"); 460 ServiceManager.addService("samplingprofiler", 461 new SamplingProfilerService(context)); 462 } catch (Throwable e) { 463 Slog.e(TAG, "Failure starting SamplingProfiler Service", e); 464 } 465 466 try { 467 Slog.i(TAG, "NetworkTimeUpdateService"); 468 networkTimeUpdater = new NetworkTimeUpdateService(context); 469 } catch (Throwable e) { 470 Slog.e(TAG, "Failure starting NetworkTimeUpdate service"); 471 } 472 } 473 474 // Before things start rolling, be sure we have decided whether 475 // we are in safe mode. 476 final boolean safeMode = wm.detectSafeMode(); 477 if (safeMode) { 478 ActivityManagerService.self().enterSafeMode(); 479 // Post the safe mode state in the Zygote class 480 Zygote.systemInSafeMode = true; 481 // Disable the JIT for the system_server process 482 VMRuntime.getRuntime().disableJitCompilation(); 483 } else { 484 // Enable the JIT for the system_server process 485 VMRuntime.getRuntime().startJitCompilation(); 486 } 487 488 // It is now time to start up the app processes... 489 490 if (devicePolicy != null) { 491 devicePolicy.systemReady(); 492 } 493 494 if (notification != null) { 495 notification.systemReady(); 496 } 497 498 wm.systemReady(); 499 500 if (safeMode) { 501 ActivityManagerService.self().showSafeModeOverlay(); 502 } 503 504 // Update the configuration for this context by hand, because we're going 505 // to start using it before the config change done in wm.systemReady() will 506 // propagate to it. 507 Configuration config = wm.computeNewConfiguration(); 508 DisplayMetrics metrics = new DisplayMetrics(); 509 WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 510 w.getDefaultDisplay().getMetrics(metrics); 511 context.getResources().updateConfiguration(config, metrics); 512 513 power.systemReady(); 514 try { 515 pm.systemReady(); 516 } catch (RemoteException e) { 517 } 518 519 // These are needed to propagate to the runnable below. 520 final Context contextF = context; 521 final BatteryService batteryF = battery; 522 final NetworkStatsService networkStatsF = networkStats; 523 final NetworkPolicyManagerService networkPolicyF = networkPolicy; 524 final ConnectivityService connectivityF = connectivity; 525 final DockObserver dockF = dock; 526 final UsbService usbF = usb; 527 final ThrottleService throttleF = throttle; 528 final UiModeManagerService uiModeF = uiMode; 529 final AppWidgetService appWidgetF = appWidget; 530 final WallpaperManagerService wallpaperF = wallpaper; 531 final InputMethodManagerService immF = imm; 532 final RecognitionManagerService recognitionF = recognition; 533 final LocationManagerService locationF = location; 534 final CountryDetectorService countryDetectorF = countryDetector; 535 final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater; 536 537 // We now tell the activity manager it is okay to run third party 538 // code. It will call back into us once it has gotten to the state 539 // where third party code can really run (but before it has actually 540 // started launching the initial applications), for us to complete our 541 // initialization. 542 ((ActivityManagerService)ActivityManagerNative.getDefault()) 543 .systemReady(new Runnable() { 544 public void run() { 545 Slog.i(TAG, "Making services ready"); 546 547 startSystemUi(contextF); 548 if (batteryF != null) batteryF.systemReady(); 549 if (networkStatsF != null) networkStatsF.systemReady(); 550 if (networkPolicyF != null) networkPolicyF.systemReady(); 551 if (connectivityF != null) connectivityF.systemReady(); 552 if (dockF != null) dockF.systemReady(); 553 if (usbF != null) usbF.systemReady(); 554 if (uiModeF != null) uiModeF.systemReady(); 555 if (recognitionF != null) recognitionF.systemReady(); 556 Watchdog.getInstance().start(); 557 558 // It is now okay to let the various system services start their 559 // third party code... 560 561 if (appWidgetF != null) appWidgetF.systemReady(safeMode); 562 if (wallpaperF != null) wallpaperF.systemReady(); 563 if (immF != null) immF.systemReady(); 564 if (locationF != null) locationF.systemReady(); 565 if (countryDetectorF != null) countryDetectorF.systemReady(); 566 if (throttleF != null) throttleF.systemReady(); 567 if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemReady(); 568 } 569 }); 570 571 // For debug builds, log event loop stalls to dropbox for analysis. 572 if (StrictMode.conditionallyEnableDebugLogging()) { 573 Slog.i(TAG, "Enabled StrictMode for system server main thread."); 574 } 575 576 Looper.loop(); 577 Slog.d(TAG, "System ServerThread is exiting!"); 578 } 579 580 static final void startSystemUi(Context context) { 581 Intent intent = new Intent(); 582 intent.setComponent(new ComponentName("com.android.systemui", 583 "com.android.systemui.SystemUIService")); 584 Slog.d(TAG, "Starting service: " + intent); 585 context.startService(intent); 586 } 587} 588 589public class SystemServer { 590 private static final String TAG = "SystemServer"; 591 592 public static final int FACTORY_TEST_OFF = 0; 593 public static final int FACTORY_TEST_LOW_LEVEL = 1; 594 public static final int FACTORY_TEST_HIGH_LEVEL = 2; 595 596 static Timer timer; 597 static final long SNAPSHOT_INTERVAL = 60 * 60 * 1000; // 1hr 598 599 // The earliest supported time. We pick one day into 1970, to 600 // give any timezone code room without going into negative time. 601 private static final long EARLIEST_SUPPORTED_TIME = 86400 * 1000; 602 603 /** 604 * This method is called from Zygote to initialize the system. This will cause the native 605 * services (SurfaceFlinger, AudioFlinger, etc..) to be started. After that it will call back 606 * up into init2() to start the Android services. 607 */ 608 native public static void init1(String[] args); 609 610 public static void main(String[] args) { 611 if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) { 612 // If a device's clock is before 1970 (before 0), a lot of 613 // APIs crash dealing with negative numbers, notably 614 // java.io.File#setLastModified, so instead we fake it and 615 // hope that time from cell towers or NTP fixes it 616 // shortly. 617 Slog.w(TAG, "System clock is before 1970; setting to 1970."); 618 SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME); 619 } 620 621 if (SamplingProfilerIntegration.isEnabled()) { 622 SamplingProfilerIntegration.start(); 623 timer = new Timer(); 624 timer.schedule(new TimerTask() { 625 @Override 626 public void run() { 627 SamplingProfilerIntegration.writeSnapshot("system_server", null); 628 } 629 }, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL); 630 } 631 632 // Mmmmmm... more memory! 633 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 634 635 // The system server has to run all of the time, so it needs to be 636 // as efficient as possible with its memory usage. 637 VMRuntime.getRuntime().setTargetHeapUtilization(0.8f); 638 639 System.loadLibrary("android_servers"); 640 init1(args); 641 } 642 643 public static final void init2() { 644 Slog.i(TAG, "Entered the Android system server!"); 645 Thread thr = new ServerThread(); 646 thr.setName("android.server.ServerThread"); 647 thr.start(); 648 } 649} 650